Revision control
++ // Copyright (C) 2018 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++ #ifndef QNMEAPOSITIONINFOSOURCE_P_H
++ #define QNMEAPOSITIONINFOSOURCE_P_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt API. It exists purely as an
++ // implementation detail. This header file may change from version to
++ // version without notice, or even be removed.
++ //
++ // We mean it.
++ //
++
++ #include "qnmeapositioninfosource.h"
++ #include "qgeopositioninfo.h"
++
++ #include <QObject>
++ #include <QQueue>
++ #include <QPointer>
++ #include <QtCore/qtimer.h>
++ #include <QtCore/private/qglobal_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ class QBasicTimer;
++ class QTimerEvent;
++ class QTimer;
++
++ class QNmeaReader;
++ struct QPendingGeoPositionInfo
++ {
++ QGeoPositionInfo info;
++ bool hasFix;
++ };
++
++
++ class QNmeaPositionInfoSourcePrivate : public QObject
++ {
++ Q_OBJECT
++ public:
++ QNmeaPositionInfoSourcePrivate(QNmeaPositionInfoSource *parent, QNmeaPositionInfoSource::UpdateMode updateMode);
++ ~QNmeaPositionInfoSourcePrivate();
++
++ void startUpdates();
++ void stopUpdates();
++ void requestUpdate(int msec);
++
++ bool parsePosInfoFromNmeaData(QByteArrayView data,
++ QGeoPositionInfo *posInfo,
++ bool *hasFix);
++
++ void notifyNewUpdate(QGeoPositionInfo *update, bool fixStatus);
++
++ QNmeaPositionInfoSource::UpdateMode m_updateMode;
++ QPointer<QIODevice> m_device;
++ QGeoPositionInfo m_lastUpdate;
++ bool m_invokedStart;
++ QGeoPositionInfoSource::Error m_positionError;
++ double m_userEquivalentRangeError;
++
++ public Q_SLOTS:
++ void readyRead();
++
++ protected:
++ void timerEvent(QTimerEvent *event) override;
++
++ private Q_SLOTS:
++ void emitPendingUpdate();
++ void sourceDataClosed();
++ void updateRequestTimeout();
++
++ private:
++ bool openSourceDevice();
++ bool initialize();
++ void prepareSourceDevice();
++ void emitUpdated(const QGeoPositionInfo &update);
++
++ QNmeaPositionInfoSource *m_source;
++ QNmeaReader *m_nmeaReader;
++ QGeoPositionInfo m_pendingUpdate;
++ QDate m_currentDate;
++ QBasicTimer *m_updateTimer; // the timer used in startUpdates()
++ QTimer *m_requestTimer; // the timer used in requestUpdate()
++ qreal m_horizontalAccuracy;
++ qreal m_verticalAccuracy;
++ bool m_noUpdateLastInterval;
++ bool m_updateTimeoutSent;
++ bool m_connectedReadyRead;
++ };
++
++
++ class QNmeaReader
++ {
++ public:
++ explicit QNmeaReader(QNmeaPositionInfoSourcePrivate *sourcePrivate)
++ : m_proxy(sourcePrivate) {}
++ virtual ~QNmeaReader();
++
++ virtual void readAvailableData() = 0;
++
++ protected:
++ QNmeaPositionInfoSourcePrivate *m_proxy;
++ };
++
++
++ class QNmeaRealTimeReader : public QNmeaReader
++ {
++ public:
++ explicit QNmeaRealTimeReader(QNmeaPositionInfoSourcePrivate *sourcePrivate);
++ ~QNmeaRealTimeReader() override;
++
++ void readAvailableData() override;
++ void notifyNewUpdate();
++
++ // Data members
++ QGeoPositionInfo m_update;
++ QDateTime m_lastPushedTS;
++ bool m_updateParsed = false;
++ bool m_hasFix = false;
++ QTimer m_timer;
++ int m_pushDelay = -1;
++ };
++
++
++ class QNmeaSimulatedReader : public QObject, public QNmeaReader
++ {
++ Q_OBJECT
++ public:
++ explicit QNmeaSimulatedReader(QNmeaPositionInfoSourcePrivate *sourcePrivate);
++ ~QNmeaSimulatedReader();
++ void readAvailableData() override;
++
++ protected:
++ void timerEvent(QTimerEvent *event) override;
++
++ private Q_SLOTS:
++ void simulatePendingUpdate();
++
++ private:
++ bool setFirstDateTime();
++ void processNextSentence();
++
++ QQueue<QPendingGeoPositionInfo> m_pendingUpdates;
++ QByteArray m_nextLine;
++ int m_currTimerId;
++ bool m_hasValidDateTime;
++ };
++
++ QT_END_NAMESPACE
++
++ #endif